<fieldset class="layui-elem-field layui-field-title" style="margin-top: 20px;">
    <legend>设定上传文件的格式</legend>
</fieldset>

<input type="file" name="file" class="layui-upload-file">
<input type="file" name="file1" lay-type="file" class="layui-upload-file">
<input type="file" name="file1" lay-type="audio" class="layui-upload-file">
<input type="file" name="file2" lay-type="video" class="layui-upload-file">
<blockquote class="layui-elem-quote" style="margin-top: 20px;">支持拖动文件上传</blockquote>

<fieldset class="layui-elem-field layui-field-title" style="margin-top: 50px;">
    <legend>演示上传</legend>
</fieldset>

<div class="site-demo-upload">
    <img id="LAY_demo_upload" src="http://layer.layui.com/images/tong.jpg">
    <div class="site-demo-upbar">
        <input type="file" name="file" class="layui-upload-file" id="test">
    </div>
</div>

<p style="margin-top: 20px;">注：由于服务器资源有限，所以此处每次给你返回的是同一张图片</p>
<fieldset class="layui-elem-field layui-field-title" style="margin-top: 50px;">
    <legend>自定义文本</legend>
</fieldset>

<input type="file" name="file" class="layui-upload-file" lay-title="添加一个碉堡了的图片">

<fieldset class="layui-elem-field layui-field-title" style="margin-top: 50px;">
    <legend>保留原始风格</legend>
</fieldset>

<input type="file" name="file">

<blockquote class="layui-elem-quote" style="margin-top: 20px;">即不改变input的样式，只提供上传功能</blockquote>

<script>
    layui.use('upload', function(){
        layui.upload({
            url: '' //上传接口
            ,success: function(res){ //上传成功后的回调
                console.log(res)
            }
        });

        layui.upload({
            url: '/test/upload.json'
            ,elem: '#test' //指定原始元素，默认直接查找class="layui-upload-file"
            ,method: 'get' //上传接口的http类型
            ,success: function(res){
                LAY_demo_upload.src = res.url;
            }
        });
    });
</script>